Brian Fowler was one of the most successful cyclist of New Zealand in the 1980s and 1990s. Four times he started 1984-1996 in a row at the Olympic Games in various disciplines on the road and on the track. His best finish was a seventh place in the points race at the Games in 1984 in Los Angeles. Twice, in 1988 and 1989, he was New Zealand champion in the road race and individual time trial in 1995. Eight times he won the Tour of Southland, four times the Tour of Wellington and 1990, the Tour of Tasmania. But he also started in races in Europe and won in 1991 at the Hessen- tour and in 1994 at the Sachsen-Tour.
His greatest successes achieved Fowler at the Commonwealth Games. 1982 in Brisbane, he also won the silver medal in the team pursuit, four years later at the Games in Edinburgh a silver medal in the road race. 1990, at the Commonwealth Games in Auckland, he was doubly successful by winning the gold medal in the individual time trial and the silver medal in the road race. At the Commonwealth Games in 1994 in Victoria him again managed a second place in the road race.
In 2002, the now 40 -year-old Brian Fowler was honored by the organizers of the Tour of Southland for his record of 14 appearances and 68 stage wins.